Sleeping bag



FIG. 1 is a front view of the sleeping bag showing the bag and hood in arestricted opening position;

FIG. 2 is a side view of the sleeping bag as would be seen when thesleeping bag is in use;

FIG. 3 is a side view of the sleeping bag as seen when the sleeping bagis not in use;

FIG. 4 is a front view of the sleeping bag having the hood in a lessrestricted opening position; and,

FIG. 5 is a front view of the sleeping bag illustrating the sleeping bagin a less restricted opening position.

CLAIM The ornamental design for a sleeping bag, as shown.